40761659 has 2 divisors, whose sum is σ = 40761660. Its totient is φ = 40761658.

The previous prime is 40761629. The next prime is 40761673. The reversal of 40761659 is 95616704.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40761659 - 2²⁰ = 39713083 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (40761619) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20380829 + 20380830.

It is an arithmetic number, because the mean of its divisors is an integer number (20380830).

Almost surely, 2^40761659 is an apocalyptic number.

40761659 is a deficient number, since it is larger than the sum of its proper divisors (1).

40761659 is an equidigital number, since it uses as much as digits as its factorization.

40761659 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 45360, while the sum is 38.

The square root of 40761659 is about 6384.4858054506. The cubic root of 40761659 is about 344.1522531145.

The spelling of 40761659 in words is "forty million, seven hundred sixty-one thousand, six hundred fifty-nine".